- renamed per frontend struct tp Rts8891_Session

- made use of new well-known option groups
	- added warming-up handling in sane_start()

ChangeLog

@@ -1,3 +1,9 @@
+2008-05-26  Stéphane Voltz <stef.dev@free.fr>
+	* backend/rts8891.[ch], backend/rts8891_low.[ch],
+	  backend/rts88xx_lib.[ch]: renamed per frontend struct, made use of
+	  new well-known option groups. Added warming-up handling in
+	  sane_start().
+
 2008-05-22  Stéphane Voltz <stef.dev@free.fr>
 	* backend/genesys.c:
 	changed top of scan area detection for MD6228/MD6471 models

backend/rts8891.h

@@ -65,10 +65,11 @@
  */
 enum Rts8891_Option
 { OPT_NUM_OPTS = 0,
-  OPT_MODE_GROUP,
+  OPT_STANDARD_GROUP,
   OPT_MODE,
   OPT_PREVIEW,
   OPT_RESOLUTION,
+
   OPT_GEOMETRY_GROUP,
   OPT_TL_X,			/* top-left x */
   OPT_TL_Y,			/* top-left y */
@@ -90,7 +91,7 @@ enum Rts8891_Option
   OPT_LAMP_OFF,
 
   /* button group */
-  OPT_BUTTON_GROUP,
+  OPT_SENSOR_GROUP,
   OPT_BUTTON_1,
   OPT_BUTTON_2,
   OPT_BUTTON_3,
@@ -110,11 +111,11 @@ enum Rts8891_Option
  * the functions defined in SANE's standard. Informations closer 
  * to the hardware are in the Rts8891_Device structure.
  */
-typedef struct Rts8891_Scanner
+typedef struct Rts8891_Session
 {
 
   /**< Next handle in linked list */
-  struct Rts8891_Scanner *next;
+  struct Rts8891_Session *next;
 
   /**< Low-level device object */
   struct Rts8891_Device *dev;
@@ -137,6 +138,6 @@ typedef struct Rts8891_Scanner
 
    /**< bytes currently sent to frontend during the scan */
   SANE_Int sent;
-} Rts8891_Scanner;
+} Rts8891_Session;
 
 #endif /* not RTS8891_H */

backend/rts8891_low.c

@@ -46,10 +46,10 @@
  * and separate functions with different goals.
  */
 
-#include "sane/config.h"
-#include "sane/sane.h"
-#include "sane/sanei_backend.h"
-#include "sane/sanei_usb.h"
+#include "../include/sane/config.h"
+#include "../include/sane/sane.h"
+#include "../include/sane/sanei_backend.h"
+#include "../include/sane/sanei_usb.h"
 
 #include <stdio.h>
 #ifdef HAVE_SYS_TIME_H
@@ -527,11 +527,11 @@ rts8891_park (SANE_Int devnum, SANE_Byte * regs)
  * mode since we cope with it on first data wait.
  */
 static SANE_Status
-read_data (struct Rts8891_Scanner *scanner, SANE_Byte * dest, SANE_Int length)
+read_data (struct Rts8891_Session *session, SANE_Byte * dest, SANE_Int length)
 {
   SANE_Status status = SANE_STATUS_GOOD;
   SANE_Int count, read, len, dummy;
-  struct Rts8891_Device *dev = scanner->dev;
+  struct Rts8891_Device *dev = session->dev;
   static FILE *raw = NULL;	/* for debugging purpose we need it static */
   SANE_Byte control = 0x08;
   unsigned char buffer[RTS88XX_MAX_XFER_SIZE];
@@ -565,7 +565,7 @@ read_data (struct Rts8891_Scanner *scanner, SANE_Byte * dest, SANE_Int length)
 	  /* in case there is no data, we return BUSY since this mean    */
 	  /* that scanning head hasn't reach is position and data hasn't */
 	  /* come yet */
-	  if (scanner->non_blocking && count == 0)
+	  if (session->non_blocking && count == 0)
 	    {
 
 	      dev->regs[LAMP_REG] = 0x8d;
@@ -657,9 +657,9 @@ read_data (struct Rts8891_Scanner *scanner, SANE_Byte * dest, SANE_Int length)
 		    {
 		      /* PNM header */
 		      fprintf (raw, "P%c\n%d %d\n255\n",
-			       scanner->params.format ==
+			       session->params.format ==
 			       SANE_FRAME_RGB
-			       || scanner->emulated_gray ==
+			       || session->emulated_gray ==
 			       SANE_TRUE ? '6' : '5', dev->pixels,
 			       dev->lines);
 		    }

backend/rts8891_low.h

@@ -205,11 +205,27 @@ struct Rts8891_Device
   /* end of the data buffer */
   SANE_Byte *end;
 
-  /* amount of bytes read from scanner */
+  /**
+   * amount of bytes read from scanner
+   */
   SANE_Int read;
 
-  /* total amount of bytes to read for the scan */
+  /**
+   * total amount of bytes to read for the scan
+   */
   SANE_Int to_read;
+
+#ifdef HAVE_SYS_TIME_H
+  /**
+   * last scan time, used to detect if warming-up is needed
+   */
+  struct timeval last_scan;
+
+  /**
+   * warming-up start time
+   */
+  struct timeval start_time;
+#endif
 };
 
 /*

backend/rts88xx_lib.c

@@ -43,10 +43,10 @@
 
 /* this file contains functions common to rts88xx ASICs */
 
-#include "sane/config.h"
-#include "sane/sane.h"
-#include "sane/sanei_backend.h"
-#include "sane/sanei_usb.h"
+#include "../include/sane/config.h"
+#include "../include/sane/sane.h"
+#include "../include/sane/sanei_backend.h"
+#include "../include/sane/sanei_usb.h"
 #include "rts88xx_lib.h"
 
 #include <stdio.h>

backend/rts88xx_lib.h

@@ -43,10 +43,10 @@
 
 #ifndef RTS88XX_LIB_H
 #define RTS88XX_LIB_H
-#include "sane/sane.h"
-#include "sane/sanei_usb.h"
-#include "unistd.h"
-#include "string.h"
+#include "../include/sane/sane.h"
+#include "../include/sane/sanei_usb.h"
+#include <unistd.h>
+#include <string.h>
 
 /* TODO put his in a place where it can be reused */